@blue: skyblue;
@nav-bar-height: 50px;
@nav-bar-icon-color: #fff;
@nav-bar-background-color: #21b97a;
@nav-bar-title-text-color: #fff;
@nav-bar-title-font-size: 18px;
@button-large-height: 50px;
@button-default-color: green;
